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Idaw River Layout, New Haven postal code

Listed · original date keptSources

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Streets in Idaw River Layout, New Haven use the postal code:

Idaw River Layout, New Haven, Enugu 400252 6-digit code · use on most forms

24 streets are listed for Idaw River Layout, grouped under New Haven, Enugu State.

Streets in Idaw River Layout

24 streets

Streets in Idaw River Layout with postal codes. Sorted by name.
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Abagana St.400252
Achina St.400252
Agbani Rd.400252
Arochukwu St.400252
Atipo St.400252
Broderick St.400252
Chukwuani St.400252
Egbonaji St.400252
Ejindu St.400252
Fr. Akwukwe Rd.400252
Idaw River Ave.400252
Igodo St.400252
Kano St.400252
Kingsway Rd.400252
Mount St.400252
Nwobodo Nnaji St.400252
Ogbunike St.400252
Oha Ln.400252
Ozala St.400252
Ozobu St.400252
Port Harcourt Rd.400252
Umuaya St.400252
Umuchu St.400252
Umueze St.400252
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New since 1 Oct 2026

New postcode in Idaw River Layout

Buildings now also get their own 11-character digital postcode from NIPOST. Most forms still ask for the 6-digit code on this page. There is no conversion between the two: your building's new code comes only from NIPOST's lookup.

Published example format
  1. LAState
  2. 01LGA
  3. A03District
  4. FKArea
  5. 01Building
One lookup through NIPOST's service. The result is shown to you only and not stored or logged.
Find my building's code How the new code works

Idaw River Layout postal code FAQs

What is the postal code for Idaw River Layout?

The 6-digit postal code for Idaw River Layout, New Haven is 400252.

Is 400252 the same as the new postcode?

No. 400252 is a 6-digit area code. The new 11-character postcode (for example LA 01 A03 FK 01) identifies a single building, and there is no conversion table between the two. Find a building's new code on postcode.gov.ng. Old vs new postcode.

Which code do I enter on online forms?

If a form asks for a "postal code" or "ZIP code" and doesn't mention NIPOST's digital postcode, enter the 6-digit code for your area. Use the new code only when the form asks for it. Which postcode to put on online forms.

Sources

  • 6-digit codes: the legacy NIPOST postcode listings published on this site since 2017, from the listing“/new-haven-town-area-zip-codes/” (published 22 Sept 2017, last updated 22 Sept 2017). These codes have not been re-checked against NIPOST since those dates. How we built this data.
  • State and LGA names: OCHA/HDX COD-AB Nigeria (OSGOF, eHealth Africa, UNCS), CC BY-IGO.
  • Approximate locations for distances: GeoNames, CC BY 4.0. Distances are between area centres, not addresses.
  • New postcode format and example: NIPOST, “What is the new alpha-numeric postcode” (opened 1 Oct 2026).
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